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Pull requests: leanprover-community/mathlib4
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chore(Analysis/SpecialFunctions/Log/PosLog): golf a proof using < 20s of review time. See the lifecycle page for guidelines.
maintainer-merge
t-analysis
Analysis (normed *, calculus)
grw
easy
#30704
opened Oct 19, 2025 by
eric-wieser
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feat(Geometry/Euclidean/Projection): projection onto sup
blocked-by-other-PR
This PR depends on another PR (this label is automatically managed by a bot)
t-euclidean-geometry
Affine and axiomatic geometry
#30703
opened Oct 19, 2025 by
jsm28
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2 tasks
feat(LinearAlgebra/AffineSpace/Independent): Algebra (groups, rings, fields, etc)
inf_affineSpan_eq_affineSpan_inter
t-algebra
#30702
opened Oct 19, 2025 by
jsm28
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feat: Data (lists, quotients, numbers, etc)
Set.prod_image_left
t-data
#30701
opened Oct 19, 2025 by
vihdzp
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feat(LinearAlgebra/AffineSpace/AffineSubspace/Defs): nonempty sup
awaiting-bench
easy
< 20s of review time. See the lifecycle page for guidelines.
t-algebra
Algebra (groups, rings, fields, etc)
#30699
opened Oct 19, 2025 by
jsm28
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feat(Geometry/Euclidean/Projection): characteristic property
t-euclidean-geometry
Affine and axiomatic geometry
#30698
opened Oct 19, 2025 by
jsm28
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chore(Algebra/Star/Unitary): fix lemma names
easy
< 20s of review time. See the lifecycle page for guidelines.
t-algebra
Algebra (groups, rings, fields, etc)
#30697
opened Oct 19, 2025 by
themathqueen
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feat(Order/Category): This PR depends on another PR (this label is automatically managed by a bot)
t-order
Order theory
WIP
Work in progress
PardOrdEmb
has filtering colimits
blocked-by-other-PR
#30696
opened Oct 19, 2025 by
joelriou
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1 task
chore(Analysis/InnerProductSpace/MulOpposite): < 20s of review time. See the lifecycle page for guidelines.
t-analysis
Analysis (normed *, calculus)
NormedAddCommGroup
-> SeminormedAddCommGroup
delegated
easy
#30695
opened Oct 19, 2025 by
themathqueen
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chore(Analysis/CStarAlgebra/CFC/Order): relate section to strict positivity
t-analysis
Analysis (normed *, calculus)
#30694
opened Oct 19, 2025 by
themathqueen
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feat(Order/Category): partial orders with order embeddings as morphisms
t-order
Order theory
#30693
opened Oct 19, 2025 by
joelriou
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chore(Algebra/Order/Star/Basic): rename **conjugate** to **conjugate**'
t-algebra
Algebra (groups, rings, fields, etc)
#30692
opened Oct 19, 2025 by
themathqueen
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style(Algebra): fix whitespace
t-algebra
Algebra (groups, rings, fields, etc)
#30688
opened Oct 19, 2025 by
grunweg
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style(Analysis): fix whitespace
maintainer-merge
t-analysis
Analysis (normed *, calculus)
#30687
opened Oct 19, 2025 by
grunweg
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tracking: #30658 split into pieces
blocked-by-other-PR
This PR depends on another PR (this label is automatically managed by a bot)
large-import
Automatically added label for PRs with a significant increase in transitive imports
#30686
opened Oct 19, 2025 by
grunweg
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1 of 6 tasks
style(RingTheory): fix whitespace
maintainer-merge
t-ring-theory
Ring theory
#30685
opened Oct 19, 2025 by
grunweg
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chore: deprecate A reviewer has asked the author a question or requested changes.
large-import
Automatically added label for PRs with a significant increase in transitive imports
t-category-theory
Category theory
monoidalOfHasFiniteProducts
awaiting-author
#30684
opened Oct 19, 2025 by
YaelDillies
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chore: use This PR depends on another PR (this label is automatically managed by a bot)
t-algebra
Algebra (groups, rings, fields, etc)
IsAddTorsionFree M
instead of NoZeroSMulDivisors ℕ M
/NoZeroSMulDivisors ℤ M
blocked-by-other-PR
#30683
opened Oct 19, 2025 by
YaelDillies
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1 task
feat(NumberField/Cyclotomic): splitting of the prime Number theory (also use t-algebra or t-analysis to specialize)
p
in the p^k
-th cyclotomic field
t-number-theory
#30682
opened Oct 19, 2025 by
xroblot
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feat(Analysis/SpecialFunctions/Log): log_prod for Multiset
#30681
opened Oct 19, 2025 by
fbarroero
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feat(Algebra/Group/Torsion): characterise when Algebra (groups, rings, fields, etc)
a ^ n = 1
t-algebra
#30680
opened Oct 19, 2025 by
YaelDillies
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feat(LinearAlgebra/TensorProduct/Matrix): equivalence between Algebra (groups, rings, fields, etc)
⊗ₜ
and ⊗ₖ
t-algebra
#30679
opened Oct 19, 2025 by
themathqueen
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refactor(Algebra/Quaternion): intermediate A reviewer has asked the author a question or requested changes.
t-algebra
Algebra (groups, rings, fields, etc)
Module
instance
awaiting-author
#30678
opened Oct 19, 2025 by
YaelDillies
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